Testing physical performance in children who regularly play football

Bartosz Rybczyński, Daria Przewłocka, Michał Kuszewski, Sandra Trzcińska

Bartosz Rybczyński, Daria Przewłocka, Michał Kuszewski, Sandra Trzcińska – Testing physical performance in children who regularly play football –  Fizjoterapia Polska 2026; 26(2); 6-11

DOI: https://doi.org/10.56984/8ZG560AM3Z8

 

Abstract
Introduction. Football is one of the most popular sports disciplines. Its growing popularity means that children and adolescents willingly participate in regular training, which positively affects their physical fitness.
Aim. To assess the physical fitness of children who systematically practice football.
Material and Methods. The study included 100 boys aged 8 to 10 years, who were divided into two groups. The study group consisted of boys training football (sports club players), while the control group consisted of boys not engaged in any sports activity. Each group included 50 participants. All subjects performed fitness tests. Three tests were analyzed: a slalom run, standing long jump, and hanging on a bar.
Results. Children in the study group completed the slalom run faster, achieved longer standing long jumps, and maintained the hanging position on the bar for a longer time compared to the control group.
In the hanging test, the control group scored 12.84 SD = 12.34, while the study group scored 19.68 SD = 9.63. In the slalom run test, the control group scored 12.42 SD = 1.26, and the study group 11.12 SD = 0.81. In the standing long jump, the control group scored 1.35 SD = 0.21, and the study group 1.54 SD = 0.16. The results indicate higher mean values in the study group across all analyzed tests.
Conclusions. Fitness tests indicate an advantage of physically active children, particularly in the hanging on a bar test.
Key words
physical fitness, children, football training, motor coordination, muscular strength
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Effects of Nordic Hamstring Exercise on knee joint muscle strength in adolescent soccer players. A pilot study

Marcin Taraszkiewicz, Urszula Tomaszewicz, Anna Koelmer, Rafał Studnicki

Marcin Taraszkiewicz, Urszula Tomaszewicz, Anna Koelmer, Rafał Studnicki – Effects of Nordic Hamstring Exercise on knee joint muscle strength in adolescent soccer players. A pilot study –  Fizjoterapia Polska 2024; 24(4); 207-216

DOI: https://doi.org/10.56984/8ZG01A8R2T9

Abstract
Objective: Given the emerging imbalances in knee stabilising muscle strength, the aim of the study was to determine whether performing a single NHE intervention would alter the isometric strength of the knee flexor muscles (HAM). Material and Methodology: A group of 56 players of a youth football team (age range 13-16 years), were recruited for a pilot study. The group involved healthy players, training football at the central junior level. After meeting the inclusion criteria inclusion, 32 players were enrolled into the study. Participants were randomly allocated to a study group (A) and a control group (B). In the study group, the intervention consisted of a single NHE exercise in the form of a two series of trunk slumps, eight repetitions each. The control group performed one series of of forward trunk bends, five repetitions each. Participants (group A and B) were tested on the ForceFrame platform before the procedure experiment and immediately after the intervention was performed. Maximum force of the knee extensors (QUAD) and knee flexors (HAM) was measured. Results: Statistical analysis of the results indicated that maximal HAM muscle strength increased after a single NHE intervention (p = 0.04) relative to the control group. At the same time, after the intervention, there was no increase in the strength of the Quadriceps muscles (extensors of the knee joint) relative to the control group. Conclusions: The results obtained indicate that a single performance of the NHE exercise has the effect of increase in the maximum isometric strength of the HAM muscles. This increase, although not statistically significant, correlated with no change in quadriceps muscle strength. The work is pilot study and further research may have benefits in maintaining the balance between the two muscle groups, i.e. HAM and QUAD, which contributes to the prevention of musculoskeletal injuries.
Key words:
NHE, muscle strength, soccer, ForceFrame, quadriceps, hamstring muscles
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The effect of the circuit bodyweight training method on increasing muscle strength, muscle endurance, and balance of wrestling athlete

Farid Imam Nurhadi, Wawan Sundawan Suherman, Yudik Prasetyo, Ahmad Nasrulloh, Rina Yuniana, Muhamad Ichsan Sabillah


Farid Imam Nurhadi, Wawan Sundawan Suherman, Yudik Prasetyo, Ahmad Nasrulloh, Rina Yuniana, Muhamad Ichsan Sabillah – The effect of the circuit bodyweight training method on increasing muscle strength, muscle endurance, and balance of wrestling athlete. Fizjoterapia Polska 2023; 23(3); 138-144

DOI: https://doi.org/10.56984/8ZG143BD3

Abstract
This study aims to find out: (1) the effect of the circuit bodyweight training method on increasing muscle strength, muscle endurance, and balance of wrestling athletes, (2) the difference in the effect of the circuit bodyweight training method between the treatment group and the control group on increasing strength, muscle endurance, and balance of wrestling athletes. This type of research is quasi-experimental with a pre-test design and post-test control group design. The sample in this study amounted to 77 people taken using random sampling techniques. The subjects were divided into 2 groups, namely the group given the treatment of as many as 36 people and the control group with as many as 31 people. Instruments used to measure hand muscle strength are using a hand grip dynamometer, arm muscle endurance using a push-ap, abdominal muscle endurance using a sit-ap, Leg muscle strength using a wall sit test, and balance test using a standing stork test. The data analysis technique used is an independent sample t-test followed by a paired sample t-test. The results showed that: 1) There was a significant effect of the circuit bodyweight training method on increasing muscle strength, muscle endurance, and balance in wrestling athletes, in the treatment group evidenced by data on hand muscle strength, hand muscle endurance, abdominal muscle endurance, leg muscle strength, and balance obtained a significance value smaller than 0.05 (p < 0.05). 2) There is a significant difference in influence between the treatment group and the control group on increasing muscle strength, muscle endurance, and balance in wrestling athletes, as evidenced by the average value of hand muscle strength, hand muscle endurance, abdominal muscle endurance, Leg muscle strength, and balance in the treatment group was 60.46 while the average value of hand muscle strength, hand muscle endurance, abdominal muscle endurance, leg muscle strength, and balance in the control group was 48.54 with an average post-test difference of 11.92. So this study concluded that there was a significant increase in hand muscle strength, hand muscle endurance, abdominal muscle endurance, leg muscle strength, and balance before and after treatment, and there was no significant improvement in the control group. The treated group had better hand muscle strength, hand muscle endurance, abdominal muscle endurance, leg muscle strength, and balance compared to the untreated control group.

Keywords
circuit bodyweight training, muscle strength, muscular endurance, balance

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A comparative study of infrared irradiation treatment with water filters (Hydrosun) and without (Sollux) in the treatment of osteoarthritis of the knee

Anna Straburzyńska-Lupa, Alojzy Orlicki, Zbigniew Świetlik

Anna Straburzyńska-Lupa, Alojzy Orlicki, Zbigniew Świetlik – A comparative study of infrared irradiation treatment with water filters (Hydrosun) and without (Sollux) in the treatment of osteoarthritis of the knee. Fizjoterapia Polska 2004; 4(4); 345-348

Abstract

Background. The aim of our study was to compare the clinical effectiveness of conventional and water-filtered infrared irradiation treatment in osteoarthritis of the knee. Material and Method. The tests involved 30 people with osteoarthritis of the knee. 10 of them were treated with a conventional infrared irradiation lamp, 20 with an infrared-A irradiation lamp (Hydrosun). Before and after treatment each of the patients was tested for joint mobility, tensometric strength of flexion and extension of knee joints, and subjective pain. Results. After 10 days, both groups showed improvement in the assessed parameters, and the decrease in the subjective pain level was statistically significant. In the group treated with the Hydrosun lamp, the improvement in the mobility of the knee joints was also statistically significant. Conclusion. The results obtained confirm that the best results were achieved in treatment of the osteoarthritis in the knee with the Hydrosun water-filtered infrared lamp.

Key words:
thermotherapy, joint mobility, muscle strength, Pain Management
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Influence of selected anthropometric features on outcomes of motor rehabilitation of women following radical mastectomy – evaluation of changes in muscle strength

Zbigniew Kopański, Joanna Zyznawska, Robert Suszko, Renata Pięta, Magdalena Michalin

Zbigniew Kopański, Joanna Zyznawska, Robert Suszko, Renata Pięta, Magdalena Michalin – Influence of selected anthropometric features on outcomes of motor rehabilitation of women following radical mastectomy – evaluation of changes in muscle strength. Fizjoterapia Polska 2007; 7(1); 29-37

Abstract

Background. The aim of the study was to determine the usefulness of selected anthropometric features in predicting the development of impairment of the strength of thumb & finger flexors after radical mastectomy. Material and methods. The analysis included 126 women who had undergone a radical operation for breast cancer. The strength of flexors of the fingers & thumb was evaluated before surgery and during 12-month follow-up. The results of muscle strength tests were referred to 15 anthropometric traits. Results. 23.8% of the women did not regain pre-surgery muscle strength, as attested by the results of all muscle strength measurements. There were statistically significant differences in mean body mass and the BM and Quetelet’s indices between women with persistent post-operative impairment of muscle strength and those who regained muscle strength following a radical mastectomy. Conclusions. Impairment of muscle strength below reference values in the finger & thumb flexors was seen in 23.8% of the mastectomy patients. Grasp strength decreases were most strongly correlated with body mass (correlation index 0.67). Post-operative weakening of the hand was significantly correlated with high body mass (>71.1 kg) and high values of the following indices: BMI (>29.8) and Quetelet’s index (>412).

Key words:
radical mastectomy, anthropometric features, muscle strength, rehabilitation
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The Assessment of Impact of the Kinesiology Taping on Changes in the Selected Motor Skills in the Hypermobile Female Dancers

Marlena Drężewska, Ewa Frączek, Zbigniew Śliwiński

M. Drężewska, E. Frączek, Z. Śliwiński – The Assessment of Impact of the Kinesiology Taping on Changes in the Selected Motor Skills in the Hypermobile Female Dancers. FP 2016;16(1);6-22

Abstract
Background. Both physical and mental effort undertaken in pursuit of perfection in the dance makes improving the quality of motor skills for dancers is just as important as the development of skills. In the literature there are reports that Kinesiology Taping facilitates muscle activity which contributes to increase their strength. The aim of the study was to eval-uate the effectiveness of KT application in improving muscle strength in female dancers with joint hipermobility after injury.
Material and methods. The research involved 44 jazz female dancers with musculoskeletal pain in lower part of the body. Average age of dancers was M = 20,12; SD = 2,88; Min = 18; Max = 25. All patients reported joint hipermobility by Sachse. In the dancers KT applications for three weeks, three times were used for selected groups of muscles, peripheral joints and spine after a screening test. Before and after treatment muscle strength of selected muscles were measured using a dynamometer MicroFet2.
Results. The analysis results indicate that the use of KT applications significantly contributed to the increased muscle strength following: quadratus lumborum, piriformis, gluteus medius, gluteus maximus, iliopsoas, biceps femoris, semitendinosus ald semimembranosus and adduc-tors (p < 0,005). There was no statistically significant difference in muscle strength after ap-plications for: latissimus dorsi, rectus femoris and tensor fascie late (p > 0,05).
Conclusions. Applications KT of dancers hypermobility of musculoskeletal pains have sub-stantial impact on the muscle tone and strength of muscle examined.

Key words:
Kinesiology Taping, dance, muscle strength, hipermobility

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